Home / 4,949.66-7,420.08-1,873.82

Finding the Fourth Proportional to 4,949.66, 7,420.08 and 1,873.82

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Solution

The fourth proportional to 4,949.66, 7,420.08 and 1,873.82 is: 2,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.66 : 7,420.08 = 1,873.82 : x
  2. Step 2: Convert to fraction form
    4,949.66/7,420.08 = 1,873.82/x
  3. Step 3: Cross multiply
    4,949.66x = 7,420.08 × 1,873.82
  4. Step 4: Simplify right side
    4,949.66x = 13,903,894.31
  5. Step 5: Solve for x
    x = 13,903,894.31/4,949.66
  6. Step 6: Final answer
    x = 2,809.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.